// Problem: 
// Contest: 
// URL: 
// Memory Limit: 
// Time Limit: 
// #pragma GCC optimize("Ofast")
// #pragma GCC optimize("unroll-loops")
// #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
#include<bits/stdc++.h>
using namespace std;
#define int long long
inline int read(){
	int s=0,w=1;
	char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')w=-1;ch=getchar();}
	while(ch>='0'&&ch<='9') s=s*10+ch-'0',ch=getchar();
	return s*w;
}
int gcd(int x,int y)
{
	if(y==0)return x;
	return gcd(y,x%y);
}
int lcm(int x,int y)
{
	return x*y/gcd(x,y);
}
signed main()
{
	pair<int,int> p;
	cin>>p.first>>p.second;
	cout<<gcd(p.first,p.second)<<" "<<lcm(p.first,p.second);
	return 0;
}
